Roar of Endless Song [Tarkir: Dragonstorm Promos]

Set: Tarkir: Dragonstorm Promos Type: Enchantment — Saga Rarity: Rare Cost: {2}{G}{U}{R} (As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)[I] [II] Create a 5/5 green Elephant creature token.[III] Double the power and toughness of each creature you control until end of turn.